Closure shell



FIG. 1 is a perspective view of a closure shell in accordance with theinvention.

FIG. 2 is a front elevational view of the closure shell in FIG. 1, theopposing rear elevational view and the two side elevational views beingidentical to FIG. 2; and,

FIG. 3 is a top plan view of the closure shell in FIGS. 1 and 2, thebottom of the closure shell forming no part of the claimed design.

We claim the ornamental design for a closure shell, as shown anddescribed.